Home / 280,762,392.23-421,181,913.23-116,961,842.52

Finding the Fourth Proportional to 280,762,392.23, 421,181,913.23 and 116,961,842.52

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Solution

The fourth proportional to 280,762,392.23, 421,181,913.23 and 116,961,842.52 is: 175,458,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,762,392.23 : 421,181,913.23 = 116,961,842.52 : x
  2. Step 2: Convert to fraction form
    280,762,392.23/421,181,913.23 = 116,961,842.52/x
  3. Step 3: Cross multiply
    280,762,392.23x = 421,181,913.23 × 116,961,842.52
  4. Step 4: Simplify right side
    280,762,392.23x = 49,262,212,606,894,760
  5. Step 5: Solve for x
    x = 49,262,212,606,894,760/280,762,392.23
  6. Step 6: Final answer
    x = 175,458,729.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.